Volume 29, Issue 2, December 2005, Pages 54-68
Mohamed T.S. Heikal; Wifky A. El-Naggar; Atef A. ElNahas
Volume 29, Issue 2, December 2005, Pages 156-184
Mohamed T.S. Heikal; S.A. Awad; I.E. Aassy; S. E. Ammar; E.K. Abu Zeid